Hạt cacbua silic đen là loại hạt cực kỳ cứng và chứa 99% SiC carborundum. Là vật liệu mài mòn, nó có thể hoạt động tốt trong quá trình phun cát mài mòn, xử lý bề mặt, mài trên vật liệu cứng như đá cẩm thạch, thủy tinh, ngọc bích, v.v. Cacbua silic được sản xuất bằng quy trình liên quan đến phản ứng điện hóa của silica (SiO2) – dưới dạng thạch anh trộn với Cacbon (C) dưới dạng than cốc dầu thô.
| PHÂN TÍCH HÓA HỌC ĐIỂN HÌNH | TÍNH CHẤT VẬT LÝ ĐIỂN HÌNH | ||
| SiC | ≥98% | Độ cứng: | Mohs: 9,15 |
| SiO2 | ≤1% | Điểm nóng chảy: | Tuyệt vời ở 2250oC |
| H2O3 | ≤0,5% | Nhiệt độ dịch vụ tối đa: | 1900℃ |
| Fe2O3 | ≤0,3% | Trọng lượng riêng: | 3,2-3,45 g/cm3 |
| FC | ≤0,3% | Khối lượng riêng (LPD): | 1,2-1,6 g/cm3 |
| Nội dung từ tính | ≤0,02% | Màu sắc: | Đen |
| Hình dạng hạt: | Lục giác | ||
1 Vật liệu chịu lửa, Gánh nặng lò nung, Vật liệu đúc, Vật liệu đầm, Gạch chịu lửa, v.v.
2. Phun cát, xử lý bề mặt, tẩy rỉ sét
3 Sản xuất sản phẩm mỹ phẩm, thủ công mỹ nghệ và mài da, v.v.
4 Sản phẩm gốm sứ
5 Đá mài, giấy nhám, v.v.
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